Sovereign Alternatives(6)
Services you can run with full EU data sovereignty to replace Microsoft Teams
Sovereignty
Coverage
✓Full Replacements (2)
Mattermost
Open source Slack alternative.
Why listed: United States-based but fully self-hostable. Deploy on EU servers for data sovereignty.
Rocket.Chat
Open source team communication platform.
Why listed: United States-based but fully self-hostable. Deploy on EU servers for data sovereignty.
◐Partial Replacements (4)
Element
Matrix-based secure messaging. UK-based.
Why listed: United Kingdom-based but fully self-hostable. Deploy on EU servers for data sovereignty.
OpenTalk
German GDPR-compliant video conferencing with BSI IT Security Label certification.
Nextcloud Talk
Video calls and chat integrated with Nextcloud, fully self-hosted and private.
Element Call
Decentralized video conferencing built on Matrix protocol with end-to-end encryption.
Why listed: United Kingdom-based but fully self-hostable. Deploy on EU servers for data sovereignty.